Tech —

Week in Apple: mastering music for iTunes, Mountain Lion on old Macs, and more

Our top Apple news for the week included a feature on remastering music for …

In the last week, our top Apple news included a feature on remastering music for iTunes, as well as coverage on why Mountain Lion will only work with some 64-bit Macs. We also discussed some recent iPad rumors, an allegedly "leaked" Microsoft Office iPad app, a new variant on the Flashback Mac trojan, Messages for the Mac, and more! Read on for the weekly roundup:

Mastered for iTunes: how audio engineers tweak music for the iPod age: Though the lossy compression used for iTunes Plus can cause barely perceptible degradation in audio quality, audio engineers are beginning to create iTunes-specific master files that match CD audio as closely as possible.

What's keeping Mountain Lion off of some 64-bit Macs? Ars investigates: The developer preview of Mountain Lion doesn't support some early 64-bit Macs. As it turns out, the final system requirements aren't yet set in stone.

Leaked parts reveal A5X processor, possible 8MP camera for iPad 3: More hardware component leaks support rumors of a tweaked mobile processor with improved GPU as well as a serious camera upgrade for the third-generation iPad hardware.

Growl devs respond to Mountain Lion's Notification Center: The developers of the Growl notification framework have issued a statement in response to Apple's unveiling of Mountain Lion, which includes a built-in notification system.

"Leaked" Office iPad app seems questionable, and Microsoft is staying mum (Updated): An image making its way around the Internet on Tuesday suggests that Microsoft is on the verge of releasing an iPad app, but we're leery of the claims.

iPhone 4 antenna lawsuits settled with choice of free Bumper or $15: Apple settled a class action lawsuit over iPhone 4 antenna problems, offering a free case for those who missed out on one in 2010.

Mac developers: Gatekeeper is a concern, but still gives power users control: Developers will have hundreds of new APIs to dig into with Mountain Lion, but the big topic of discussion is whether the new Gatekeeper security system is a step in the right direction or just another step toward locked-down Macs.

Flashback Mac trojan is back with new and improved exploit strategy: The Flashback Mac trojan has a new variant that tries three different methods to infect unprotected Macs.

Your questions and answers about Messages beta on the Mac: Lion users are eager to try out the new Messages beta that lets them send and receive iMessages from the Mac. Users sent us a number of questions after the app became available on Thursday, so here are the answers to some of the most common ones.

Apple's latest sandboxing deadline delay signals moving goalposts for devs: Apple's latest delay on its OS X sandboxing requirements suggests a tacit admission that sandboxing isn't quite ready for prime time.

Have a fabulous weekend, folks!

Listing image by Photograph by stacey.d

Channel Ars Technica